Home / 268,830.45-403,300.80-224,765.16

Finding the Fourth Proportional to 268,830.45, 403,300.80 and 224,765.16

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Solution

The fourth proportional to 268,830.45, 403,300.80 and 224,765.16 is: 337,193.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,830.45 : 403,300.80 = 224,765.16 : x
  2. Step 2: Convert to fraction form
    268,830.45/403,300.80 = 224,765.16/x
  3. Step 3: Cross multiply
    268,830.45x = 403,300.80 × 224,765.16
  4. Step 4: Simplify right side
    268,830.45x = 90,647,968,840.13
  5. Step 5: Solve for x
    x = 90,647,968,840.13/268,830.45
  6. Step 6: Final answer
    x = 337,193.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.